Anti-slip shoe attachment



FIG. 1 is a left side view of the anti-slip shoe attachment showing my design.

FIG. 2 is a right side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a back view thereof.

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view there. 

CLAIM I claim the ornamental design for a anti-slip shoe attachment, as shown and described. 